Male four-port electrical plug



FIG. 1 is a perspective view of a male four-port electrical plug showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view thereof, the opposite side view being a mirror image thereof; and,

FIG. 5 is a front view thereof.

The broken line showing of the environment is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a male four-port electrical plug, as shown and described. 